Why did gregor mendel use plants that were true-breeding for each of the traits he was studying?

Differentiate renewable and nonrenewable resources

In pea plants, yellow seed color (y) is dominant and green seed color (y) is recessive. based on the punnett squares, what are the chances that the offspring in the second generation will have green seeds?

Which factor affects the force of gravity between objects? check all that apply. direction distance mass shape time